13310443120221 has 32 divisors (see below), whose sum is σ = 21968311680000. Its totient is φ = 7908592192704.

The previous prime is 13310443120211. The next prime is 13310443120231. The reversal of 13310443120221 is 12202134401331.

13310443120221 is a `hidden beast` number, since 1 + 3 + 3 + 1 + 0 + 4 + 431 + 2 + 0 + 221 = 666.

It is an interprime number because it is at equal distance from previous prime (13310443120211) and next prime (13310443120231).

It is not a de Polignac number, because 13310443120221 - 2⁵ = 13310443120189 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13310443120211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 653808621 + ... + 653828978.

It is an arithmetic number, because the mean of its divisors is an integer number (686509740000).

Almost surely, 2^{13310443120221} is an apocalyptic number.

It is an amenable number.

13310443120221 is a deficient number, since it is larger than the sum of its proper divisors (8657868559779).

13310443120221 is a wasteful number, since it uses less digits than its factorization.

13310443120221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307637650 (or 1307637644 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 13310443120221 its reverse (12202134401331), we get a palindrome (25512577521552).

The spelling of 13310443120221 in words is "thirteen trillion, three hundred ten billion, four hundred forty-three million, one hundred twenty thousand, two hundred twenty-one".